The new Z-STAR XV golf ball"s proprietary urethane cover is the thinnest and the softest in the premium market producing an excellent combination of distance and spin, as well as superb feel and control on all shots around the green. The new four-piece dual Energetic Gradient Growth core provides the best distance in a premium offering while maintaining low spin to optimize driver performance. The Z-STAR XV is offered in Pure White and Tour Yellow for added visual performance.